Core77's editors spend time combing through the news so you don't have to. Here's a weekly roundup of our favorite stories from the World Wide Web.

The Understandable World of Japanese Train Fanatics

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Considering my often delayed F train commute from Queens to Soho, I can see why Japanese people are in love with their train system. Trains are always on time, they serve adorable boxes of food and they sometimes feature animated characters on the outside. Maybe if each NYC train line featured a different set of characters (Hello Kitty, Pokémon, Spirited Away, etc.) and served, I don't know, pizza or something, New Yorkers would be a little less angsty in the mornings.

—Emily Engle, editorial assistant

The Building Blocks of Pain

This amusing "Today I Found Out" video examines, from biological, scientific and even anthropological perspectives, why stepping on Lego bricks hurts so much. 

—Rain Noe, senior editor

Come Up With 20 New Ideas a Day

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An interesting creative exercise—challenge yourself to come up with new ideas every day. Don't put it in your phone, write it down. Don't limit yourself, let ideas for all kinds of different projects flow freely. The author Rodd Chant, a creative director, does up to 20 a day to keep his mind fresh and ideas flowing. A helpful reminder, as Chant mentions, that "the simple fact is if you want to be good at something you have to practice." And who knows, maybe one of those ideas will make you rich someday...

—Allison Fonder, community manager